Table 1.
Baseline characteristics
| Arrhythmia (N=137) | Control (N=1025) | |
| Demographics | ||
| Age | 31.72±4.93 | 31.37±5.42 |
| Race | ||
| White | 64 (46.7) | 499 (48.7) |
| African American/ Black | 31 (22.6) | 116 (11.3) |
| Asian | 11 (8.03) | 97 (9.5) |
| Native American/Alaskan | 3 (2.2) | 10 (1.0) |
| Native Hawaiian/Pacific Islander | 0 (0) | 1 (0.10) |
| Multiracial/Other | 25 (18.3) | 241 (29.4) |
| Unknown | 3 (2.2) | 61 (5.6) |
| Comorbidities | ||
| Hypertension | 15 (11.0) | 41 (4.0) |
| Diabetes | 6 (4.4) | 11 (1.1) |
| Coronary artery disease | 0 (0) | 2 (0.20) |
| Chronic kidney disease | 1 (0.73) | 1 (0.10) |
| Chronic obstructive pulmonary disease | 0 (0) | 1 (0.10) |
| Parity | 2.0 (1.0–2.0) | 2.0 (1.0–2.0) |
AF, atrial fibrillation; NICU, neonatal intensive care unit; SVT, supraventricular tachycardia; VA, ventricular tachycardia.